AD9804AJSTRL Analog Devices Inc, AD9804AJSTRL Datasheet - Page 6

• Manufacturer Part Number: AD9804AJSTRL
• Description: IC CCD SIGNAL PROC 10BIT 48-LQFP
• Manufacturer: Analog Devices Inc
• Type: CCD Signal Processor, 10-Bitr

Specifications of AD9804AJSTRL

• Rohs Status: RoHS non-compliant
• Input Type: Logic
• Output Type: Logic
• Interface: 3-Wire Serial
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Current - Supply: -
• Lead Free Status / RoHS Status: Not Compliant

AD9804
PROGRAMMING THE SERIAL INTERFACE
MSB
D9
0
1
1
SDATA
SCK
SL
SDATA
D8
0
1
1
SCK
SL
t
NOTES:
1. RNW = READ, NOT WRITE. SET HIGH FOR READ OPERATION.
2. THE RNW BIT AND THE FOUR ADDRESS BITS MUST BE WRITTEN TO THE AD9804. SDATA IS LATCHED ON SCK RISING EDGES.
3. SERIAL DATA FROM VGA GAIN REGISTER IS VALID STARTING AFTER THE 5TH SCK FALLING EDGE, AND IS UPDATED ON SCK FALLING EDGES.
DS
t
NOTES:
1. SDATA BITS ARE INTERNALLY LATCHED ON THE RISING EDGES OF SCK.
2. RNW = READ, NOT WRITE. SET LOW FOR WRITE OPERATION.
3. INTERNAL VGA GAIN REGISTER UPDATE OCCURS AT SL RISING EDGE.
DS
RNW
1
RNW
t
0
LS
D7
0
1
1
ADDRESS BITS
1
t
LS
t
ADDRESS BITS
DH
1
t
DH
0
0
Table I. VGA Gain Register Contents (Default Value x096)
D6
1
1
1
0
0
0
Figure 4. Serial Readback Operation
0
Figure 3. Serial Write Operation
DATA BITS
D5
0
1
1
D0
DATA BITS
t
DV
D0
D1
D1
D4
1
•
•
•
1
1
D2
D2
–6–
D3
D3
D4
D3
1
1
1
D4
D5
D5
D6
D2
1
1
1
D6
D7
D7
D8
D1
1
1
1
D8
D9
t
LH
D9
t
LH
D10
LSB
D0
1
0
1
D10
Gain (dB)
6.0
•
•
•
39.965
40.0
REV. 0